Home / 19,378,060.40-29,060,092.20-9,790,252.40

Finding the Fourth Proportional to 19,378,060.40, 29,060,092.20 and 9,790,252.40

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Solution

The fourth proportional to 19,378,060.40, 29,060,092.20 and 9,790,252.40 is: 14,681,842.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378,060.40 : 29,060,092.20 = 9,790,252.40 : x
  2. Step 2: Convert to fraction form
    19,378,060.40/29,060,092.20 = 9,790,252.40/x
  3. Step 3: Cross multiply
    19,378,060.40x = 29,060,092.20 × 9,790,252.40
  4. Step 4: Simplify right side
    19,378,060.40x = 284,505,637,405,271.31
  5. Step 5: Solve for x
    x = 284,505,637,405,271.31/19,378,060.40
  6. Step 6: Final answer
    x = 14,681,842.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.